Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not protecting dstdev access with an RCU, which could lead to reuse after release...

PT-2025-46588

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue was identified in the Linux kernel related to exception handling within the copy from user and copy to user functions on the Niagara architecture. The problem stemmed from...

PT-2025-46645

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw where accesses to dst-dev were not protected using Read-Copy-Update RCU. This issue was addressed by utilizing RCU in functions such as sk setup caps, s...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not properly using the RCU to protect dstdev access, which could lead to reuse after release...

kernel: xfrm: state: fix out-of-bounds read during lookup

In the Linux kernel, the following vulnerability has been resolved: xfrm: state: fix out-of-bounds read during lookup lookup and resize can run in parallel. The xfrmstatehashgeneration seqlock ensures a retry, but the hash functions can observe a hmask value that is too large for the new hlist...

kernel: ipv6: use RCU protection in ip6_default_advmss()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6defaultadvmss ip6defaultadvmss needs rcu protection to make sure the net structure it reads does not disappear...

kernel: vrf: use RCU protection in l3mdev_l3_out()

A use-after-free vulnerability was found in the Linux kernel. l3mdevl3out can be called without RCU being held, causing damage to the availability of the system...

kernel: ipv6: use RCU protection in ip6_default_advmss()

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU protection in ip6defaultadvmss ip6defaultadvmss needs rcu protection to make sure the net structure it reads does not disappear...

kernel: scsi: lpfc: Use memcpy() for BIOS version

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Use memcpy for BIOS version The strlcat with FORTIFY support is triggering a panic because it thinks the target buffer will overflow although the correct target buffer size is passed in. Anyway, instead of memset with...

kernel: openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

kernel: netfs: Fix ceph copy to cache on write-begin

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix ceph copy to cache on write-begin At the end of netfsunlockreadfolio in which folios are marked appropriately for copying to the cache either with by being marked dirty and having their private data set or by having...

kernel: vrf: use RCU protection in l3mdev_l3_out()

A use-after-free vulnerability was found in the Linux kernel. l3mdevl3out can be called without RCU being held, causing damage to the availability of the system...

kernel: xfrm: state: fix out-of-bounds read during lookup

In the Linux kernel, the following vulnerability has been resolved: xfrm: state: fix out-of-bounds read during lookup lookup and resize can run in parallel. The xfrmstatehashgeneration seqlock ensures a retry, but the hash functions can observe a hmask value that is too large for the new hlist...

kernel: netfs: Fix the (non-)cancellation of copy when cache is temporarily disabled

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix the non-cancellation of copy when cache is temporarily disabled When the caching for a cookie is temporarily disabled e.g. due to a DIO write on that file, future copying to the cache for that file is disabled until al...

ROS-20251111-10

Vulnerability of processsymtab function of eu-readelf component of ELF Elfutils binary modification and analysis utility is related to copying buffer without checking input data size. ELF Elfutils is related to buffer copying without checking input data size. Exploitation vulnerability could allo...

ALSA-2025:20095 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: xen: Xen hypercall page unsafe against speculative attacks Xen Security Advisory 466 CVE-2024-53241 kernel: exfat: fix out-of-bounds access of directory entries CVE-2024-53147 kernel: zra...

RHEL 10 : kernel (RHSA-2025:20095)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:20095 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: xen: Xen hypercall page unsa...

CVE-2025-12405

CVE-2025-12405 describes an improper privilege management vulnerability in Looker Studio affecting all JDBC-based connectors. The underlying issue: a user with report view access can copy a report and trigger execution of arbitrary SQL on the data source database because stored credentials attach...

Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issue: Mozilla Thunderbird is updated to 140.4. changed: Account Hub is now disabled by default for second email account bmo1992027 changed: Flatpak runtime has been updated to Freedesktop SDK 24.08 bmo1952100 fixed: Users could not read mail...

OSV-2025-890 Heap-buffer-overflow in icalmemory_tmp_copy

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=458943970 Crash type: Heap-buffer-overflow WRITE 1 Crash state: icalmemorytmpcopy icalreqstattypefromstring icalvaluenewfromstring...